READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 16824.019 406.913 -325.218 9.507401e-03 5.444621e-03 -4.021407e-03 1.000000 5.516994e-04 6.328426e-05 1.514506 5 0.403917 732.131600 3.949252 2.364198